Earth’s hottest month ever recorded was this past August. These two factors are to blame

Earth cooked to its hottest month on record in August, blowing far past a key climate threshold, due to the dangerous double whammy of human-caused climate change and a supersized El Nino, according to the European climate service Copernicus.August’s sizzle also helped push the globe and the United States to swelter through the hottest Northern Hemisphere summer scientists have measured.Last month the world averaged 62.53 degrees Fahrenheit (16.96 degrees Celsius), which technically was on...